123347051 has 2 divisors, whose sum is σ = 123347052. Its totient is φ = 123347050.

The previous prime is 123347039. The next prime is 123347057. The reversal of 123347051 is 150743321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123347051 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123347051.

It is not a weakly prime, because it can be changed into another prime (123347057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61673525 + 61673526.

It is an arithmetic number, because the mean of its divisors is an integer number (61673526).

Almost surely, 2^123347051 is an apocalyptic number.

123347051 is a deficient number, since it is larger than the sum of its proper divisors (1).

123347051 is an equidigital number, since it uses as much as digits as its factorization.

123347051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 123347051 is about 11106.1717526788. The cubic root of 123347051 is about 497.7862813642.

It can be divided in two parts, 1233 and 47051, that added together give a palindrome (48284).

The spelling of 123347051 in words is "one hundred twenty-three million, three hundred forty-seven thousand, fifty-one".